Bryan Johnson, the founder and CEO of neurotech company Kernel, on the issues surrounding direct access to our most valuable data

What’s the most pressing issue surrounding the development of neural interfaces?

When we contemplate the role of neural interfaces in our future lives, a lot of people will think of applications like telepathy: sending messages directly from my brain to yours. But first we need to have a deep discussion around privacy as a human right. Our data, which we give away free, has value. Companies like Facebook and Google mine that data to create economic value for themselves. With brain interfaces, you’d be giving away access...

Regulators are investigating and issuing public advice about a rising number of food-related outbreaks, thanks in part to technological advancements like gene sequencing. That is raising pressure on U.S. food companies to ensure safety.

Lab-grown meat is raising new questions for religious leaders, including Rabbi Yuval Cherlow, who is considering whether meat grown from animal cells in a petri dish will fit into the kosher tradition.

Scientists around the world are editing the genes of livestock to create meatier pigs, cashmere goats with longer hair and cold-weather cows that can thrive in the tropics. But amid some successes, disturbing outcomes are surfacing.